MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Cholesterol, 'good'
High-density lipoprotein (HDL) cholesterol
Read the definitionRandom terms
Show more- Cancer Cancer: An abnormal growth of cells which tend to proliferate in an uncontrolled way and, in some cases, to…
- Therapy, gene Insertion of normal DNA directly into cells to correct a genetic defect. The treatment of disease by…
- DASH diet An eating plan designed to lower the blood pressure. DASH is an acronym for Dietary Approaches to Stop…
- Courier In the drug trade, someone who internally conceals and transports an illicit drug. Also called a body packer…
- Extrauterine Outside the uterus (the womb). As opposed to intrauterine: inside the uterus. For example, normal pregnancies…
- Chromatophobia An abnormal and persistent fear of money. Sufferers experience undue anxiety even though they realize their…
- Tuberculosis, dormant Tuberculosis, dormant: The presence of evidence for tuberculosis infection from a positive TB skin test in a…
- Cerebritis Inflammation of the brain
- ANLL Acute nonlymphocytic leukemia, More commonly called acute myeloid leukemia (AML). A quickly progressive…
- Surgery, GERD (fundoplication) A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- Turcot syndrome A genetic disease characterized by polyps in the colon (large intestine) in addition to tumors in the brain…
- Leaded gasoline See: Tetraethyl lead